Fix some Telecom CTS behavior for presubmit

* Ignore a potential IllegalArgumentException in InCallController
* Add a method to stop number blocking suppression after an emergency
call

Bug: 158798240
Test: atest CtsTelecomTestCases
Change-Id: I81e8a1650d7a08a2cf4782a434db2a37c681f4af
2 files changed